Base | Representation |
---|---|
bin | 1100001111000111010… |
… | …01111010010001001001 |
3 | 1111012012120120000111002 |
4 | 12013203221322101021 |
5 | 23342020344223223 |
6 | 521050552344345 |
7 | 42242451411065 |
oct | 6074351722111 |
9 | 1435176500432 |
10 | 420431242313 |
11 | 152338526125 |
12 | 695956a50b5 |
13 | 30853475b34 |
14 | 164c5862aa5 |
15 | ae0a449e28 |
hex | 61e3a7a449 |
420431242313 has 16 divisors (see below), whose sum is σ = 453551943936. Its totient is φ = 388691265600.
The previous prime is 420431242277. The next prime is 420431242339. The reversal of 420431242313 is 313242134024.
It is a cyclic number.
It is not a de Polignac number, because 420431242313 - 216 = 420431176777 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (420431242373) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1507406 + ... + 1764407.
It is an arithmetic number, because the mean of its divisors is an integer number (28346996496).
Almost surely, 2420431242313 is an apocalyptic number.
It is an amenable number.
420431242313 is a deficient number, since it is larger than the sum of its proper divisors (33120701623).
420431242313 is a wasteful number, since it uses less digits than its factorization.
420431242313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3272024.
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 420431242313 its reverse (313242134024), we get a palindrome (733673376337).
The spelling of 420431242313 in words is "four hundred twenty billion, four hundred thirty-one million, two hundred forty-two thousand, three hundred thirteen".
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